import myStack.myStack;

public class test {
    public static void main(String[] args) {
        myStack<Integer> stack = new myStack<Integer>();

        stack.push(1);
        stack.push(2);
        stack.push(3);
        System.out.println(stack.peek());
        stack.pop();
        System.out.println(stack.peek());
    }
}
